bn:03194997n
Noun Concept
Categories: Loss functions, Optimal decisions
EN
loss function  0-1 loss  0-1 loss function  Bayesian regret  cost function
EN
In mathematical optimization and decision theory, a loss function or cost function is a function that maps an event or values of one or more variables onto a real number intuitively representing some "cost" associated with the event. Wikipedia
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EN
In mathematical optimization and decision theory, a loss function or cost function is a function that maps an event or values of one or more variables onto a real number intuitively representing some "cost" associated with the event. Wikipedia
In statistics, a function representing the cost associated with an event Wikidata
A function which expresses numerically the loss produced by a decision or other event. Wiktionary